A few Linux version bugs

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Vassilis Kontodimas

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A few Linux version bugs

PostWed Apr 18, 2018 2:58 pm

Per my tradition, I setup a project from start to finish to test as much as it required. I run Resolve on an Debian 9 system, with AMDGPU-Pro drivers on an RX 480 8GB & Kernel 4.9 (as far as the proprietary drivers support).

First of all, guys, congratulations on building an amazing application! The way I'm seeing it, you are becoming the Adobe of the Linux platform.

Here's the current list I encountered:
  • Video transform needs -at times- manual number input to refresh the view
  • Fusion, when connecting the clip to a Merge node as the above overlay, crashes Resolve (I sought to create a mask for a clip & that was the only way, as Fusion doesn't link alpha nodes on Read-nodes)
  • Text+ tends to stutter playback, even when the timeline is cached (SSD cache)
  • Color corrected clips with more than one color nodes tend to flicker their grading, especially when they have Fusion clips above their track - workaround on this is to color correct within Fusion
  • Alpha channeled clips tend to greatly reduce playback speed on normal (un-cached) - something that doesn't happen when alpha is ignored and placed on a different overlay method i.e. Add
  • Resolve requires the libcudart.so library (for nVidia cards) after install, even when the system runs an AMD card - my workaround included copying my entire Arch AUR installation, that set the parameters for MESA, directly into my Debian /opt folder
I hope the above helps. :D
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Sulo Kokki

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Re: A few Linux version bugs

PostSat Apr 28, 2018 4:42 pm

I'll just put this here.

Invisible mounts on Linux Mint

Resolve 15b1 (and b2), installed on top of a functioning 14.3 config via makeresolvedeb. On the first run, a dialog pops up complaining about access to the scratch disk. The only visible mount point in the Media tab is /opt/resolve/Media. If I try to add one of the invisible mounts, Resolve says that it already exists.

Workaround: Add any random mount point and restart Resolve. All mount points are now back to normal and the latest one can be removed.


As an aside, those database boxes on the left-hand side of the Project Manager. On macOS, they include things like location and status (compatible with update, etc.). On Linux, only the database name is displayed. Would be nice to see it all it a glance.

edit to add: discovered this functionality behind the (I) icon on the said screen. :oops:
Last edited by Sulo Kokki on Tue May 29, 2018 1:55 pm, edited 2 times in total.
Linux Mint 19.3 | DaVinci Resolve Studio 17.1 | 2700x 32gb Radeon VII | macOS Mojave
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Sulo Kokki

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Re: A few Linux version bugs

PostTue May 29, 2018 1:52 pm

The mount issue on first run seems to have been fixed in 15b4.

Thanks, BMD :)
Linux Mint 19.3 | DaVinci Resolve Studio 17.1 | 2700x 32gb Radeon VII | macOS Mojave
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Sulo Kokki

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Re: A few Linux version bugs

PostFri Jul 20, 2018 2:48 pm

15b6 on Linux Mint 19 (Ubuntu 18.04LTS libs), with Nvidia driver v390.48.

Full screen (Ctrl+F) has issues
- Outcomes, in different projects, include completely black screen and a very tiny window and a cropped playhead (in normal size).
- Cinema view (Shift+F) on Color tab is fine

Optimized media performance
- playback significantly choppier than on b5
- more apparent on complex timelines, so it seems gradual
Linux Mint 19.3 | DaVinci Resolve Studio 17.1 | 2700x 32gb Radeon VII | macOS Mojave

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